Amazon reviewers can vouch for the toastiness of these long johns and other base layers.

There’s no excuse not to go outside with these warming, sweat-wicking base layers from Carhartt, Eddie Bauer and more.

The best kept secret about my winter wardrobe — until now, I guess – is that half of it is invisible. Between December and March, I rarely leave the house without a base layer (or thermal underwear, ...

Save on bestselling snowstorm-ready base layers, like Uniqlo's Ultra-Warm long-sleeves, turtlenecks and leggings that ...

The cool days of winter are coming, which means it’s time to get ready to layer for your favorite outdoor activities. The best place to start with layering your clothes is with a high-quality base ...

You can trust Cyclingnews Our experts spend countless hours testing cycling tech and will always share honest, unbiased advice to help you choose. Find out more about how we test. When it comes to ...

Late last spring, I flew to Alaska for a top-secret preview and gear test of Columbia Sportswear’s latest thermal technology innovation. Called Omni-Heat Helix, soft pods constructed from closed-cell ...